Callista Merrill, LADC
NPI 1932889698 · Addiction (Substance Use Disorder) Counselor · Fairfield, ME
Callista Merrill, LADC is a Addiction (Substance Use Disorder) Counselor provider in Fairfield, ME (NPI 1932889698).
Provider details
- NPI number
- 1932889698
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- LADC
- Sex
- Female
- Sole proprietor
- Yes
- License
- LC6787 (ME)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2023-07-18
- Last updated
- 2023-07-18
- Certified
- 2023-07-18
Frequently asked questions
- What is Callista Merrill's NPI number?
- Callista Merrill's National Provider Identifier (NPI) is 1932889698, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Callista Merrill's specialty?
- Callista Merrill is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Callista Merrill located?
- Callista Merrill's practice location on file with NPPES is 343 Center Rd, Fairfield, ME 04937-3361.
- What is Callista Merrill's phone number?
- The practice phone number listed in the NPPES registry for Callista Merrill is (207) 431-7388.
- Is Callista Merrill's NPI active?
- Yes — Callista Merrill's NPI (1932889698) is active in the NPPES registry as of the last update on 2023-07-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.